Nokia Innovations US LLC, operating within the United States of America (North America & Caribbean), represents a significant, albeit less publicly discussed, presence in the mobile network landscape. Designated by Mobile Country Code (MCC) 313 and Mobile Network Code (MNC) 540, this network quietly underpins various connectivity solutions, often focusing on specific industrial or enterprise applications, rather than direct consumer subscriptions. While major carriers like Verizon, AT&T, and T-Mobile dominate the US mobile market's consumer-facing aspects, Nokia Innovations US LLC's role lies more in providing specialized network infrastructure and services, potentially supporting IoT (Internet of Things) deployments, private networks for businesses, or facilitating communication systems for critical infrastructure. The specific nature of services offered under MCC 313 and MNC 540 may vary, and are often not directly comparable to traditional mobile carrier services, as Nokia Innovations US LLC may focus on bespoke network solutions and technology demonstrations. Understanding their role requires looking beyond typical cellular phone usage and considering the growing demand for secure, dedicated network resources in various sectors, from manufacturing and logistics to public safety. Further research into specific use-cases and partnerships involving Nokia Innovations US LLC within the US context will provide a more comprehensive picture of their contribution to the nation's evolving connectivity infrastructure.